72381280

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14593}}^1$

素因数の和:14639

約数の個数: 48

約数和(自身を含む): 176529024

約数和(自身を除く): 104147744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 14593, 29186, 58372, 72965, 116744, 145930, 233488, 291860, 452383, 466976, 583720, 904766, 1167440, 1809532, 2261915, 2334880, 3619064, 4523830, 7238128, 9047660, 14476256, 18095320, 36190640, 72381280]

約数ペア:

[(1, 72381280), (2, 36190640), (4, 18095320), (5, 14476256), (8, 9047660), (10, 7238128), (16, 4523830), (20, 3619064), (31, 2334880), (32, 2261915), (40, 1809532), (62, 1167440), (80, 904766), (124, 583720), (155, 466976), (160, 452383), (248, 291860), (310, 233488), (496, 145930), (620, 116744), (992, 72965), (1240, 58372), (2480, 29186), (4960, 14593)]